[Samba] File server questions

[Jeremy Allison]

On Thu, Jun 04, 2020 at 03:13:46PM +0200, mathias dufresne via samba wrote:
> Hi everyone,
> 
> I'm back working on Samba subjects and rather than writing stupidities, I
> decided to come and use your knowledge : )
> 
> nmbd: in modern configurations running nmbd is not necessary and could
> perhaps even be seen as security issue: it seems to allow NetBIOS
> authentication which is not secure.
> Is that true or not?

NetBIOS doesn't do authentication. It's provided as a naming lookup
service by nmbd. That protocol isn't secure though, so it's recommended
to not run nmbd. nmbd itself doesn't have any known security issues.